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ANDROID: power: wakeup_reason: Avoids bogus error messages for the suspend aborts.

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Avoids printing bogus error message "tasks refusing to freeze", in cases
where pending wakeup source caused the suspend abort.

Signed-off-by: Ruchi Kandoi <kandoiruchi@google.com>
Change-Id: I913ad290f501b31cd536d039834c8d24c6f16928
This commit is contained in:
Ruchi Kandoi 2014-10-14 17:43:21 -07:00 committed by Amit Pundir
parent 0bce146096
commit 01fea29ca9
1 changed files with 13 additions and 12 deletions
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25
kernel/power/process.c
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@ -85,26 +85,27 @@ static int try_to_freeze_tasks(bool user_only)
elapsed = ktime_sub(end, start);
elapsed_msecs = ktime_to_ms(elapsed);
if (todo) {
if (wakeup) {
pr_cont("\n");
pr_err("Freezing of tasks %s after %d.%03d seconds "
"(%d tasks refusing to freeze, wq_busy=%d):\n",
wakeup ? "aborted" : "failed",
pr_err("Freezing of tasks aborted after %d.%03d seconds",
elapsed_msecs / 1000, elapsed_msecs % 1000);
} else if (todo) {
pr_cont("\n");
pr_err("Freezing of tasks failed after %d.%03d seconds"
" (%d tasks refusing to freeze, wq_busy=%d):\n",
elapsed_msecs / 1000, elapsed_msecs % 1000,
todo - wq_busy, wq_busy);
if (wq_busy)
show_workqueue_state();
if (!wakeup) {
read_lock(&tasklist_lock);
for_each_process_thread(g, p) {
if (p != current && !freezer_should_skip(p)
&& freezing(p) && !frozen(p))
sched_show_task(p);
}
read_unlock(&tasklist_lock);
read_lock(&tasklist_lock);
for_each_process_thread(g, p) {
if (p != current && !freezer_should_skip(p)
&& freezing(p) && !frozen(p))
sched_show_task(p);
}
read_unlock(&tasklist_lock);
} else {
pr_cont("(elapsed %d.%03d seconds) ", elapsed_msecs / 1000,
elapsed_msecs % 1000);